Portable radiotelephone



FIG. 1 is a top, front, left side perspective view of a portable radiotelephone showing my new design;

FIG. 2 is a perspective view thereof, in a folded state;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a right elevational view thereof. 

The ornamental design for a portable radiotelephone, as shown and described. 